Areas of Heavy to Excessive Rainfall Which May Bring Flooding

Monsoon moisture will continue to produce areas of heavy to excessive rainfall and potential flooding across the northern Intermountain West today. Debris flows will be possible over recent wildfire burn areas. Heavy to excessive rainfall and flash flooding will be possible across the central Rockies into the south-central Plains and lower Mississippi Valley through Thursday. Read More >

Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Mostly Cloudy

74°F

23°C

Humidity 71%
Wind Speed Vrbl 6 mph
Barometer 30.06 in (1017.5 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 27 Aug 12:53 pm CDT
Extended Forecast for

Willow Lake SD

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 78. Light and variable wind.

    High: 78 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 56. East northeast wind around 7 mph.

    Low: 56 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 79. East wind 6 to 8 mph.

    High: 79 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 58. East wind 7 to 9 mph.

    Low: 58 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 77. Southeast wind around 8 mph.

    High: 77 °F

    Partly Sunny

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms after 1am.  Mostly cloudy, with a low around 59. East wind around 8 mph.  Chance of precipitation is 20%.

    Low: 59 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Saturday

    Saturday: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm, then a chance of showers and thunderstorms after 1pm.  Mostly cloudy, with a high near 73. East southeast wind 7 to 10 mph.  Chance of precipitation is 40%.

    High: 73 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A slight chance of showers.  Mostly cloudy, with a low around 58. East southeast wind around 9 mph.  Chance of precipitation is 20%.

    Low: 58 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers.  Partly sunny, with a high near 74. Southeast wind 8 to 11 mph.  Chance of precipitation is 20%.

    High: 74 °F

    Slight Chance
    Showers

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 78. Light and variable wind.
Tonight
Mostly clear, with a low around 56. East northeast wind around 7 mph.
Thursday
Sunny, with a high near 79. East wind 6 to 8 mph.
Thursday Night
Partly cloudy, with a low around 58. East wind 7 to 9 mph.
Friday
Partly sunny, with a high near 77. Southeast wind around 8 mph.
Friday Night
A slight chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 59. East wind around 8 mph. Chance of precipitation is 20%.
Saturday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 73. East southeast wind 7 to 10 mph. Chance of precipitation is 40%.
Saturday Night
A slight chance of showers. Mostly cloudy, with a low around 58. East southeast wind around 9 mph. Chance of precipitation is 20%.
Sunday
A slight chance of showers. Partly sunny, with a high near 74. Southeast wind 8 to 11 mph. Chance of precipitation is 20%.
Sunday Night
A slight chance of showers after 1am. Partly cloudy, with a low around 58. Chance of precipitation is 20%.
Labor Day
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 77. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 59.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 79. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Willow Lake SD
 44.62°N 97.65°W (Elev. 1762 ft)
12:45 pm CDT Aug 27, 2025
1pm CDT Aug 27, 2025-6pm CDT Sep 2, 2025
 
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Additional Resources

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